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Note 10 - Operating Leases (Tables)
9 Months Ended
Mar. 31, 2015
Notes Tables  
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
Twelve months ending March 31:
       
2016
  $ 2,270,000  
2017
    1,753,000  
2018
    1,338,000  
2019
    801,000  
2020
    473,000  
Thereafter
    155,000  
         
Total minimum lease payments
  $ 6,790,000